*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    background: #f4f4f4;
    
}
h1{
    padding-top: 30px;
    background: cornflowerblue;
    color: #ffffff;

}
.yz{
    text-align: center;
    margin:100px auto;
    width: 600px;
}
.zy{
    position: relative;
    padding-top: 50px;
    padding-bottom: 20px;
    background: cornflowerblue;
}
.zy input{
    padding: 10px 0 10px 15px;
    width: 400px;
    border-top-left-radius: 15px;
    border-bottom-left-radius: 15px;
    border: 1px solid tan;
    outline:none;
    font-family: 微软雅黑;
}
.zy button{
    position: absolute;
    padding: 11px;
    border: 1px solid tan;
    border-left: none;
    border-top-right-radius: 15px;
    border-bottom-right-radius: 15px;
    transition: all .5s;
    color: #333333;
    font-weight: bold;
    outline: none;
}
.zy button:hover{
    background: tan;
    color: #ffffff;
}
ul{
    background: #888888;
    margin: auto;
    list-style: none;
    width: 600px;
}
ul li{
    padding: 10px;
    position: relative;
    font-family: 微软雅黑;
    border-bottom: 1px solid tan;
}
ul li button{
    position: absolute;
    padding: 13px;
    font-weight: bold;
    right: 0px;
    color: #333333;
    top: 0px;
    background: #cccccc;
    border: none;
    outline: none;


}
